mirror of
https://github.com/huiyiruciduojiao/FuckScreenCap.git
synced 2026-01-28 11:54:39 +08:00
添加项目文件。
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135
RtlHook/dllmain.cpp
Normal file
135
RtlHook/dllmain.cpp
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#include "pch.h"
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#include "dllmain.h"
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#include <iostream>
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#include <string>
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#include <unordered_map>
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#include <Shlwapi.h>
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#pragma comment(lib,"shlwapi.lib")
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using namespace std;
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void OutputErrorString(const char* text, const char* file, int line)
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{
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char msg[512] = { 0 };
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sprintf(msg, "[%s:%d] %s:%d", file, line, text, GetLastError());
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OutputDebugStringA(msg);
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}
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string getProcName()
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{
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char szProcName[MAX_PATH] = { 0 };
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if (GetModuleFileNameA(NULL, szProcName, MAX_PATH))
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{
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PathStripPathA(szProcName);
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return szProcName;
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}
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else
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{
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OutputErrorString("GetModuleFileNameA failed", __FILE__, __LINE__);
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}
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return string{ "false" };
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}
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string procName = getProcName();
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unordered_map<HWND, char> hastryHookedProc;
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LRESULT CALLBACK HookProc(int nCode, WPARAM wParam, LPARAM lParam)
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{
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// 一般来说,所有运行的进程(有窗口过程的)都会加载这个钩子过程了
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CWPSTRUCT* pCwp = reinterpret_cast<CWPSTRUCT*>(lParam);
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switch (pCwp->message)
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{
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case WM_CREATE:
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{
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if (hastryHookedProc.find(pCwp->hwnd) == hastryHookedProc.end())
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{
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if (SetWindowDisplayAffinity(pCwp->hwnd, WDA_MONITOR))
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{
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char title[MAX_PATH] = { 0 };
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GetWindowTextA(pCwp->hwnd, title, MAX_PATH);
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char msg[512] = { 0 };
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if (title[0] != '\0')
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sprintf(msg, "WM_CREATE[%s]:%s", procName.c_str(), title);
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else
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sprintf(msg, "WM_CREATE[%s]:%s", procName.c_str(), "NoTitle");
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OutputDebugStringA(msg);
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}
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hastryHookedProc[pCwp->hwnd] = 1;
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}
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break;
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}
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case WM_SHOWWINDOW:
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{
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if (hastryHookedProc.find(pCwp->hwnd) == hastryHookedProc.end())
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{
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if (SetWindowDisplayAffinity(pCwp->hwnd, WDA_MONITOR))
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{
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char title[MAX_PATH] = { 0 };
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GetWindowTextA(pCwp->hwnd, title, MAX_PATH);
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char msg[512] = { 0 };
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if (title[0] != '\0')
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sprintf(msg, "WM_SHOWWINDOW[%s]:%s", procName.c_str(), title);
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else
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sprintf(msg, "WM_SHOWWINDOW[%s]:%s", procName.c_str(), "NoTitle");
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OutputDebugStringA(msg);
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}
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hastryHookedProc[pCwp->hwnd] = 1;
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}
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break;
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}
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/*case WM_CLOSE:
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{
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char title[MAX_PATH] = { 0 };
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GetWindowTextA(pCwp->hwnd, title, MAX_PATH);
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OutputDebugStringA((string(pname) + title + " close").c_str());
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break;
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}*/
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default:
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break;
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}
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return CallNextHookEx(hHook, nCode, wParam, lParam);
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}
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EXPORT BOOL WINAPI SetHook(BOOL isInstall)
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{
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if (isInstall)
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{
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hHook = SetWindowsHookEx(WH_CALLWNDPROC, HookProc, hInstance, 0);
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if (hHook) OutputDebugStringA("SetWindowsHookEx Success");
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return hHook != NULL;
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}
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else
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{
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if (UnhookWindowsHookEx(hHook))
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{
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OutputDebugStringA("UnhookWindowsHookEx Success");
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hHook = NULL;
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hInstance = NULL;
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return TRUE;
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}
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}
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return FALSE;
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}
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BOOL APIENTRY DllMain(HMODULE hModule,
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DWORD ul_reason_for_call,
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LPVOID lpReserved
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)
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{
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switch (ul_reason_for_call)
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{
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case DLL_PROCESS_ATTACH:
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//OutputDebugStringA(("进入:" + procName).c_str());
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hInstance = (HINSTANCE)hModule;
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break;
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case DLL_THREAD_ATTACH:
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case DLL_THREAD_DETACH:
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case DLL_PROCESS_DETACH:
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//OutputDebugStringA(("离开:" + procName).c_str());
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break;
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}
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return TRUE;
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}
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